22267408 has 10 divisors (see below), whose sum is σ = 43143134. Its totient is φ = 11133696.

The previous prime is 22267403. The next prime is 22267429. The reversal of 22267408 is 80476222.

It can be written as a sum of positive squares in only one way, i.e., 20903184 + 1364224 = 4572^2 + 1168^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22267408.

It is not an unprimeable number, because it can be changed into a prime (22267403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695841 + ... + 695872.

Almost surely, 2^22267408 is an apocalyptic number.

It is an amenable number.

22267408 is a deficient number, since it is larger than the sum of its proper divisors (20875726).

22267408 is a wasteful number, since it uses less digits than its factorization.

22267408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391721 (or 1391715 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 22267408 is about 4718.8354495574. The cubic root of 22267408 is about 281.3346485617.

The spelling of 22267408 in words is "twenty-two million, two hundred sixty-seven thousand, four hundred eight".